Cross-cultural pragmatics; Pragmatics, cross-cultural; Pragmatik, interkulturelle; Intercultural communication ; Community language; Netzwerk (Soziolinguistik) ; Network (sociolinguistics) ; Speech community ; Sprachenpolitik; Language management; Language politics ; Multilingualism; Polylingualism; Plurilingualism ; Minoritätensprache; Minority language ; Russian ; Caucasian languages ; Korean ; Paleoasiatic languages ; Altaic languages ; Uralic languages